Are you sure it's not the other optionalString I didn't prefix with
stdenv.lib? Once i get to the airport I'll look into it.
On Jan 1, 2015 11:37 AM, "wmertens" <notifications@github.com> wrote:

> @wkennington <https://github.com/wkennington> this broke master, there's
> no stdenv.lib.optionalString apparently.
>
> —
> Reply to this email directly or view it on GitHub
> <https://github.com/NixOS/nixpkgs/commit/cd833ea6ddae0a0d57077b56d0ddeef30587a9ef#commitcomment-9132628>
> .
>